One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You can figure out when you can plant browallia in Doylestown by using the USDA zone info.

Planting Calendar for Browallia

Frost tolerance for browallia:	Not tolerant of frost.
When to plant:	After the last frost has passed.

Browallia require warm weather which means that you need to wait until it warms up after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant browallia in Doylestown is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant browallia and expect a good harvest is probably August. You probably don't want to wait any later than that or else your browallia may not have a chance to fully mature. Starting your browallia indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is April 15 in Doylestown. In the coldest months of winter you can expect an average low temperature of -5°F.

Since the USDA zone info for Doylestown may not be accurate from year to year the actual date of last frost is different every year. Half of the time in Doylestown you get a frost after April 15 so always be ready to protect your browallia if you have a surprise late frost.

USDA Zone Info for Doylestown

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-5°F
Highest Expected Low	0°F

This means that on a really cold year, the coldest it will get is -5°F. On most years you should be prepared to experience lows near 0°F.

Plants to Grow in Doylestown

You may be interested in your other planting guides for Doylestown.